As of 16:03 EDT

Swansea, SC weather in September

91°

Swansea, Sunday, 9 August, 16:03

Partly cloudy. Feels like 103°. High 91°, low 72°.

Pressure30.06 inHg

Wind5.9 mph S

Humidity60%

Visibility6.2 mi

Dew point74°

See detailed hourly forecast

In September, Swansea, SC averages a high of 83.2° and a low of 66.7°. About 3.8 inches of precipitation fall over the month (10 wet days). The record high is 98.2° (2022) and the record low 46° (1967). Normals are computed over the last 60 years.

Day	High	Low	Chance of precip.	Record high	Record low
1	85.8°	70.2°	43%	96.6° (1993)	57° (1999)
2	85.6°	70°	33%	95.9° (1993)	60.1° (1967)
3	86.2°	69.3°	40%	96.4° (1980)	57.7° (1967)
4	85.8°	69.1°	40%	96.8° (2020)	58.5° (2021)
5	84.7°	68.7°	48%	94.8° (1999)	52.9° (1997)
6	85.3°	68.7°	33%	97.5° (1999)	54° (1997)
7	84.9°	68.4°	37%	96.3° (1990)	57.9° (2017)
8	84.9°	68.5°	33%	96.6° (1990)	57.2° (1965)
9	84.4°	68.4°	32%	93.6° (1973)	59.4° (2017)
10	84.6°	68°	40%	92.3° (1985)	53.6° (1998)
11	84.4°	67.3°	37%	93.4° (2002)	55.4° (1998)
12	84.2°	67.5°	33%	95.4° (2019)	53.2° (1976)
13	83.8°	66.7°	25%	92.3° (1991)	55° (1967)
14	83.8°	66.9°	28%	95.2° (1991)	53.1° (1985)
15	84°	66.9°	28%	96.3° (1980)	54.3° (2015)
16	83.3°	66.9°	33%	96.8° (1980)	56.3° (2001)
17	82.4°	66.9°	35%	95.4° (1972)	52.7° (2001)
18	82.4°	66.6°	33%	94.1° (2005)	55.8° (1999)
19	82.8°	66°	22%	92.8° (2005)	54.3° (1981)
20	82.9°	66.2°	35%	93.9° (2010)	53.1° (1981)
21	82.6°	66.7°	28%	92.7° (2010)	53.4° (2020)
22	82.8°	65.8°	37%	98.2° (2022)	50.2° (2020)
23	81.9°	64.2°	18%	95.9° (1980)	49.3° (1983)
24	80.6°	63.5°	23%	93° (1980)	50.9° (1963)
25	81°	64.2°	32%	93.9° (2019)	50.9° (1990)
26	81.1°	64.6°	28%	95.5° (2019)	53.2° (2001)
27	80.8°	65.3°	32%	94.8° (2019)	53.4° (2000)
28	80.6°	64.2°	30%	93.2° (1986)	51.3° (1991)
29	79°	63.9°	27%	93.9° (2019)	51.6° (1967)
30	77.9°	62.1°	33%	93.9° (2019)	46° (1967)